Optical Dist sensors

[Paul E. Campbell]

> Actually, the 300ZX don't have a distributor...the disc is attached to
> the end of a camshaft.  I didn't understand the comment about reading
> the code to determine the cyl #.

Easy..say you put 3 different optical sensors in. Then put a pattern in front
of them that has black and white marks which are the binary codes for the
cylinder (000, 001, 010, 011, 100, 101, 110, 111).